diff --git a/go/vt/proto/vtadmin/vtadmin.pb.go b/go/vt/proto/vtadmin/vtadmin.pb.go
new file mode 100644
index 0000000000..4d2dbb7859
--- /dev/null
+++ b/go/vt/proto/vtadmin/vtadmin.pb.go
@@ -0,0 +1,122 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: vtadmin.proto
+
+package vtadmin
+
+import (
+	fmt "fmt"
+	math "math"
+
+	proto "github.com/golang/protobuf/proto"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+// VTGate represents information about a single VTGate host.
+type VTGate struct {
+	// Hostname is the shortname of the VTGate.
+	Hostname string `protobuf:"bytes,1,opt,name=hostname,proto3" json:"hostname,omitempty"`
+	// Pool is group the VTGate serves queries for. Some deployments segment
+	// VTGates into groups or pools, based on the workloads they serve queries
+	// for. Use of this field is optional.
+	Pool string `protobuf:"bytes,2,opt,name=pool,proto3" json:"pool,omitempty"`
+	// Cell is the topology cell the VTGate is in.
+	Cell string `protobuf:"bytes,3,opt,name=cell,proto3" json:"cell,omitempty"`
+	// Cluster is the name of the cluster the VTGate serves.
+	Cluster string `protobuf:"bytes,4,opt,name=cluster,proto3" json:"cluster,omitempty"`
+	// Keyspaces is the list of keyspaces-to-watch for the VTGate.
+	Keyspaces            []string `protobuf:"bytes,5,rep,name=keyspaces,proto3" json:"keyspaces,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *VTGate) Reset()         { *m = VTGate{} }
+func (m *VTGate) String() string { return proto.CompactTextString(m) }
+func (*VTGate) ProtoMessage()    {}
+func (*VTGate) Descriptor() ([]byte, []int) {
+	return fileDescriptor_609739e22a0a50b3, []int{0}
+}
+
+func (m *VTGate) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_VTGate.Unmarshal(m, b)
+}
+func (m *VTGate) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_VTGate.Marshal(b, m, deterministic)
+}
+func (m *VTGate) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_VTGate.Merge(m, src)
+}
+func (m *VTGate) XXX_Size() int {
+	return xxx_messageInfo_VTGate.Size(m)
+}
+func (m *VTGate) XXX_DiscardUnknown() {
+	xxx_messageInfo_VTGate.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_VTGate proto.InternalMessageInfo
+
+func (m *VTGate) GetHostname() string {
+	if m != nil {
+		return m.Hostname
+	}
+	return ""
+}
+
+func (m *VTGate) GetPool() string {
+	if m != nil {
+		return m.Pool
+	}
+	return ""
+}
+
+func (m *VTGate) GetCell() string {
+	if m != nil {
+		return m.Cell
+	}
+	return ""
+}
+
+func (m *VTGate) GetCluster() string {
+	if m != nil {
+		return m.Cluster
+	}
+	return ""
+}
+
+func (m *VTGate) GetKeyspaces() []string {
+	if m != nil {
+		return m.Keyspaces
+	}
+	return nil
+}
+
+func init() {
+	proto.RegisterType((*VTGate)(nil), "vtadmin.VTGate")
+}
+
+func init() { proto.RegisterFile("vtadmin.proto", fileDescriptor_609739e22a0a50b3) }
+
+var fileDescriptor_609739e22a0a50b3 = []byte{
+	// 171 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x2d, 0x2b, 0x49, 0x4c,
+	0xc9, 0xcd, 0xcc, 0xd3, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x62, 0x87, 0x72, 0x95, 0x5a, 0x18,
+	0xb9, 0xd8, 0xc2, 0x42, 0xdc, 0x13, 0x4b, 0x52, 0x85, 0xa4, 0xb8, 0x38, 0x32, 0xf2, 0x8b, 0x4b,
+	0xf2, 0x12, 0x73, 0x53, 0x25, 0x18, 0x15, 0x18, 0x35, 0x38, 0x83, 0xe0, 0x7c, 0x21, 0x21, 0x2e,
+	0x96, 0x82, 0xfc, 0xfc, 0x1c, 0x09, 0x26, 0xb0, 0x38, 0x98, 0x0d, 0x12, 0x4b, 0x4e, 0xcd, 0xc9,
+	0x91, 0x60, 0x86, 0x88, 0x81, 0xd8, 0x42, 0x12, 0x5c, 0xec, 0xc9, 0x39, 0xa5, 0xc5, 0x25, 0xa9,
+	0x45, 0x12, 0x2c, 0x60, 0x61, 0x18, 0x57, 0x48, 0x86, 0x8b, 0x33, 0x3b, 0xb5, 0xb2, 0xb8, 0x20,
+	0x31, 0x39, 0xb5, 0x58, 0x82, 0x55, 0x81, 0x59, 0x83, 0x33, 0x08, 0x21, 0xe0, 0xa4, 0x16, 0xa5,
+	0x52, 0x96, 0x59, 0x92, 0x5a, 0x5c, 0xac, 0x97, 0x99, 0xaf, 0x0f, 0x61, 0xe9, 0xa7, 0xe7, 0xeb,
+	0x97, 0x95, 0xe8, 0x83, 0xdd, 0xab, 0x0f, 0x75, 0x6e, 0x12, 0x1b, 0x98, 0x6b, 0x0c, 0x08, 0x00,
+	0x00, 0xff, 0xff, 0xc6, 0x5b, 0xcf, 0x4e, 0xcf, 0x00, 0x00, 0x00,
+}
diff --git a/proto/vtadmin.proto b/proto/vtadmin.proto
new file mode 100644
index 0000000000..0a71af5c0c
--- /dev/null
+++ b/proto/vtadmin.proto
@@ -0,0 +1,38 @@
+/*
+Copyright 2019 The Vitess Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// This package contains the types used by VTAdmin (and later an RPC service).
+
+syntax = "proto3";
+option go_package = "vitess.io/vitess/go/vt/proto/vtadmin";
+
+package vtadmin;
+
+// VTGate represents information about a single VTGate host.
+message VTGate {
+    // Hostname is the shortname of the VTGate.
+    string hostname = 1;
+    // Pool is group the VTGate serves queries for. Some deployments segment
+    // VTGates into groups or pools, based on the workloads they serve queries
+    // for. Use of this field is optional.
+    string pool = 2;
+    // Cell is the topology cell the VTGate is in.
+    string cell = 3;
+    // Cluster is the name of the cluster the VTGate serves.
+    string cluster = 4;
+    // Keyspaces is the list of keyspaces-to-watch for the VTGate.
+    repeated string keyspaces = 5;
+}